Midpoint - Card Centering Tool

Is Polluted PERCY #349a worth grading?

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Worth grading — even a PSA 9 beats raw

A PSA 10 Polluted PERCY #349a sells for $67.27 against $2.97 raw: a $64.30 spread, 23× the ungraded price. Even a PSA 9 ($38.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$2.97
PSA 10
$67.27
PSA 9
$38.00
Gem premium
23×
As of
Aug 16, 2026

Break-even by outcome and fee

Polluted PERCY #349a: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$67.27+$39.30+$14.30−$85.70
PSA 9$38.00+$10.03−$14.97−$115
PSA 8$14.88−$13.09−$38.09−$138

Net = sale price − $2.97 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Polluted PERCY #349a: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$45.32−$7.65
50%$52.63−$0.34
75%$59.95+$6.98

Break-even gem rate at the standard fee: about 51%. Centering is the usual reason a clean copy misses — measure it before you decide.

Which grader pays the most — and what a 10 takes

All centering standards
Polluted PERCY #349a: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$87.00best55/4570/30
PSA 10$67.27−$19.7355/4575/25
CGC 10$40.00−$47.0055/4575/25
SGC 10$40.00−$47.0055/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Polluted PERCY #349a graded prices by company and grade
GradePSACGCBGSSGCGraded
10$67.27$40.00$87.00$40.00
9.5$42.00
9$38.00
8$14.88

Run your own numbers

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Grading Polluted PERCY #349a — FAQ

Is Polluted PERCY #349a worth grading?

A PSA 10 Polluted PERCY #349a sells for $67.27 against $2.97 raw: a $64.30 spread, 23× the ungraded price. Even a PSA 9 ($38.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Polluted PERCY #349a worth compared with raw?

A PSA 10 Polluted PERCY #349a (1987 Garbage Pail Kids) sells for about $67.27 versus $2.97 for a raw near-mint copy — a 23× premium as of Aug 16, 2026.

Which grading company is best for Polluted PERCY #349a?

By resale value, BGS 10 leads at $87.00, ahead of PSA 10 at $67.27. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Polluted PERCY #349a need for a BGS 10?

BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

What gem rate makes grading Polluted PERCY #349a break even?

At a standard ~$50 fee, submitting Polluted PERCY #349a breaks even when it gems about 51% of the time (a miss assumed to sell at the PSA 9 price of $38.00).

Is your Garbage Pail Kids card centered well enough to grade?

Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.

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